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O'Hare International Airport

O’Hare International Airport (IATA: ORD, ICAO: KORD, FAALID: ORD), also known simply as O’Hare Airport, is an airport located in Chicago, Illinois, 17 miles (27 km) northwest of the Chicago Loop. It is the largest hub of United Airlines and the second-largest hub of American Airlines.

O’Hare International Airport is the second busiest airport in both the United States and the world, with 66,665,390 passengers passing through the airport in 2010.